The chameleon-like nature of zwitterionic micelles. Control of anion and cation binding in sulfobetaine micelles. Effects on acid equilibria and rates

被引:28
|
作者
Tondo, Daniel W.
Priebe, Jonas M.
Souza, Bruno S.
Priebe, Jacks P.
Bunton, Clifford A.
Nome, Faruk [1 ]
机构
[1] Univ Fed Santa Catarina, Dept Quim, BR-88040900 Florianopolis, SC, Brazil
[2] Univ Calif Santa Barbara, Dept Chem & Biochem, Santa Barbara, CA 93106 USA
来源
JOURNAL OF PHYSICAL CHEMISTRY B | 2007年 / 111卷 / 41期
关键词
D O I
10.1021/jp075208m
中图分类号
O64 [物理化学(理论化学)、化学物理学];
学科分类号
070304 ; 081704 ;
摘要
The rate of specific hydrogen ion catalyzed hydrolysis of 2-(p-heptoxyphenyl)-1,3-dioxolane and equilibrium protonation of 1-hydroxy-2-naphthoate ion in zwitterionic micelles of SB3-14, C14H29NMe2+(CH2)(3)SO3-, are increased markedly by NaClO4 which induces anionic character and uptake of H3O+ in the micelles. Other salts, for example, NaNO3, NaBr, and NaCl, have similar but much smaller effects on this uptake of H3O+.
引用
收藏
页码:11867 / 11869
页数:3
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